Doctor profile · Federal record

Dr. Fidelis Atianjoh, PMHNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Upper Marlboro, MD

  • NPI 1396412243
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1401 Mercantile Ln Ste 200C
Upper Marlboro, MD 207744309
(301) 332-8886

Credentials & registration

NPPES · NUCC
NPI registered
August 2021 — 5 yrs on file
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Maryland #RN221785

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396412243. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
456
Distinct HCPCS
4
Medicare allowed
$45,990
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 301 26 $87
99214 Established patient office or other outpatient visit, 30-39 minutes 127 23 $114
99205 New patient office or other outpatient visit, 60-74 minutes 17 15 $197
90792 Psychiatric diagnostic evaluation with medical services 11 11 $173

In context: peer comparison

Among 3 peers in this city , average services per provider: 102. This provider delivers 4.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$94
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Almatica Pharma LLC 3 $55.68
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $22.12
ABBVIE INC. 1 $16.03

By nature of payment

Food and Beverage
$94

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
365
Patients
0
Total drug cost
$43,050
Drug Type Claims Patients Total cost
Alprazolam Generic 46 0 $308
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 31 0 $1,843
Sertraline Hcl Generic 31 0 $298
Trazodone Hcl Generic 30 0 $163
Buspirone Hcl Generic 29 0 $187
Clonazepam Generic 28 0 $299
Quetiapine Fumarate Generic 27 0 $351
Hydroxyzine Hcl Generic 23 0 $85
Duloxetine Hcl Generic 22 0 $256
Mirtazapine Generic 22 0 $381

Frequently asked questions

Auto-generated from federal data
What is Dr. Fidelis Atianjoh's medical specialty?
Dr. Fidelis Atianjoh practices Psychiatric/Mental Health Nurse Practitioner in Upper Marlboro, MD.
Where does Dr. Fidelis Atianjoh practice?
Dr. Fidelis Atianjoh practices at 1401 Mercantile Ln Ste 200C, Upper Marlboro, MD 207744309. Office phone: 3013328886.
What is Dr. Fidelis Atianjoh's NPI?
Dr. Fidelis Atianjoh's National Provider Identifier (NPI) is 1396412243, issued by NPPES.
Does Dr. Fidelis Atianjoh accept Medicare assignment?
Yes. Dr. Fidelis Atianjoh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Fidelis Atianjoh commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.